Educational device

Claim 1

AN EDUCATIONAL DEVICE FOR THE TEACHING OF RELATED MENTAL CONCEPTS COMPRISING: PRESENTATION MEANS INCLUDING AN AUDIO CHANNEL, A PICTORIAL CHANNEL, AND A PRINT CHANNEL FOR PRESENTING GIVEN INFORMATION IN SAID CHANNELS, SINGLY AND IN COMBINATIONS THEREOF, SAID PICTORIAL CHANNEL INCLUDING A PROJECTOR AND A DISPLAY SCREEN, SAID PROJECTOR INCLUDING A HOLLOW CYLINDRICAL DRUM HAVING A PLURALITY OF TRANSPARENT SURFACE AREAS WITH PICTORIAL IMAGES DISPOSED THEREON, A LIGHT SOURCE MOUNTED INTERNAL SAID CYLINDER AND DIRECTING A LIGHT BEAM THROUGH ONE OF SAID PLURALITY OF TRANSPARENT AREAS, FIRST MEANS COUPLED TO SAID CYLINDER FOR ROTATIONALLY DRIVING SAID CYLINDER ABOUT ITS AXIS, SECOND MEANS COUPLED TO SAID CYLINDER FOR LATERALLY DRIVING SAID CYLINDER ALONG ITS AXIS, FIRST AND SECOND DRIVING MEANS ENABLING EACH OF SAID PLURALITY OF TRANSPARENT AREAS TO BE SELECTIVELY POSITIONED IN THE PATH OF SAID LIGHT BEAM, AND WHEREIN SAID DISPLAY SCREEN IS MOUNTED EXTERNAL TO SAID CYLINDER AND IN THE PATH OF SAID LIGHT BEAM BEING DIRECTED THROUGH SAID TRANSPARENT AREA WITH SAID IMAGE THEREON TO PROVIDE A DISPLAY SURFACE FOR SAID LIGHT PROJECTION, MEANS FOR RESPONDING TO SAID PRESENTATION MEANS INCLUDING MULTIPLE CHOICE SELECTION CHANNELS AND A CONSTRUCTED RESPONSE CHANNEL FOR RESPONDING IN SAID MULTIPLE CHOICE SELECTION CHANNELS AND SAID CONSTRUCTED RESPONSE CHANNEL, SINGLY AND IN COMBINATIONS THEREOF, AND AN INFORMATION PROCESSING DEVICE COUPLED TO SAID PRESENTATION MEANS AND SAID RESPONSE MEANS FOR TRANSMITTING SAID GIVEN INFORMATION TO SAID PRESENTATION MEANS AND FOR RECEIVING AND EVALUATING SAID RESPONSE INFORMATION FROM SAID RESPONSE MEANS.